VI Maths-Chapter 1 -Estimation of Numbers

1)Nearest 100 of 843 is ________

• 900

• 800

• 1000

• 840

2)Nearest 10,000 of 85654 is _______

• 80000

• 85700

• 85600

• 90000

3)Nearest 1000 of 756 is ________

• 1000

• 700

• 760

• 800

4) Round off to the nearest hundred as 123+321

• 444

• 400

• 440

• 450

5)Round off 57 to the nearest ten ___________

• 60

• 50

• 57

• 54

6)Nearest hundred of 76812 is __________

• 77000

• 76000

• 76800

• 76900

7)Estimated difference of 167 and 123 rounded off to the nearest ten is ______

• 50

• 44

• 40

• 60

8)Smallest natural number is ________

• 0

• 1

• 2

• none of these

9)Division by _____ is not defined

• 0

• 1

• $\infty$

• 2

10)When we multiply by __________,we get a same number.

• 1

• 0

• 2

• none of these